| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | May 29, 2025 | May 27, 2025 | 001-33528 |
| SCHEDULE 13D/A | Open Document | Open Filing | Apr 3, 2025 | |||
| 4 | Open Document | Open Filing | 4 | Jul 26, 2024 | Jul 24, 2024 | 001-33528 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D/A | Jan 24, 2024 | ||
| 4 | Open Document | Open Filing | 4 | Jan 17, 2024 | Jan 17, 2024 | 001-33528 |
| 4 | Open Document | Open Filing | 4 | Jan 8, 2024 | Jan 4, 2024 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 13, 2023 | Nov 10, 2023 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 19, 2023 | May 18, 2023 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 14, 2023 | Feb 10, 2023 | 001-33528 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Aug 19, 2022 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 10, 2021 | Aug 9, 2021 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 2, 2021 | Jun 30, 2021 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 2, 2021 | Mar 31, 2021 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 22, 2021 | Feb 19, 2021 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 5, 2021 | Dec 31, 2020 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 2, 2020 | Sep 30, 2020 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 10, 2020 | Jun 8, 2020 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 8, 2020 | Jun 4, 2020 | 001-33528 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Mar 20, 2020 | ||
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Nov 1, 2019 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 25, 2019 | Oct 25, 2019 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 3, 2019 | Jul 1, 2019 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 10, 2019 | May 9, 2019 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 26, 2019 | Apr 25, 2019 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 5, 2019 | Dec 21, 2011 | 001-33528 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Feb 5, 2019 | May 11, 2017 | 001-33528 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Feb 5, 2019 | May 10, 2017 | 001-33528 |
| SC 13D/A | Open Document | Open Filing | Jan 11, 2019 | |||
| 4 | Open Document | Open Filing | Dec 27, 2018 | Dec 21, 2018 | 000-13176 | |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Nov 20, 2018 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 13, 2018 | Nov 8, 2018 | 001-33528 |
| 4 | Open Document | Open Filing | Sep 24, 2018 | Sep 21, 2018 | 001-38418 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 22, 2018 | Jun 21, 2018 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 29, 2018 | May 24, 2018 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 26, 2018 | Mar 22, 2018 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 1, 2018 | Feb 27, 2018 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 26, 2017 | May 25, 2017 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 12, 2017 | May 11, 2017 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 11, 2017 | May 10, 2017 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 5, 2017 | Jan 4, 2017 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 10, 2016 | Jun 8, 2016 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 1, 2016 | Apr 1, 2016 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 18, 2016 | Mar 17, 2016 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 17, 2016 | Mar 16, 2016 | 001-33528 |
| 4 | Open Document | Open Filing | Mar 17, 2016 | Mar 15, 2016 | 000-55158 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 16, 2016 | Mar 14, 2016 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 15, 2016 | Mar 11, 2016 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 15, 2016 | Mar 8, 2016 | 001-33528 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Jan 28, 2016 | ||
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Dec 18, 2015 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 26, 2015 | Aug 25, 2015 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 10, 2015 | Aug 7, 2015 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 7, 2015 | Aug 6, 2015 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 8, 2015 | May 7, 2015 | 000-19437 |
| 4 | Open Document | Open Filing | Apr 15, 2015 | Apr 13, 2015 | 000-55158 | |
| 4 | Open Document | Open Filing | Mar 27, 2015 | Mar 25, 2015 | 000-55158 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 19, 2015 | Mar 18, 2015 | 001-33528 |
| 4 | Open Document | Open Filing | Mar 5, 2015 | Mar 3, 2015 | 000-55158 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 2, 2015 | Jan 31, 2015 | 001-33528 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Sep 26, 2014 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 25, 2014 | Sep 24, 2014 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 4, 2014 | Aug 1, 2014 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 30, 2014 | May 28, 2014 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 15, 2014 | Apr 14, 2014 | 001-33528 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Mar 17, 2014 | Mar 17, 2014 | 000-55158 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 31, 2014 | Jan 30, 2014 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 30, 2014 | Jan 28, 2014 | 001-33528 |